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Table 2 Descriptive statistics of quantities of inputs and output of respondents.

From: Achieving sustainable development goals on no poverty and zero hunger: Does technical efficiency of Ghana’s maize farmers matter?

Variable

Min

Max

Mean

Std Dev

Size of farm (ha)

0.22

69.81

2.92

12.7

Number of farm plots

1.00

7.000

1.53

0.78

Quantity of fertilizer (kg)

0.01

1114

211

143

Quantity of herbicide (L)

0.01

88.14

11.4

13.1

Quantity of pesticide (L)

0.02

36.21

9.13

5.21

Number of extension visits/year

0.00

7.000

2.74

4.81

Quantity of labour (man-days)

2.18

8107

104.0

94.5

Quantity of manure (kg)

0.01

1019

99.3

154

Capital (depreciation)

40.0

2499.9

558

766

Quantity of output (Mt)

0.01

10.414

4.874

5.88